/** {@inheritDoc} */
@SuppressWarnings("unchecked")
@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
id = in.readInt();
String clsName = in.readUTF();
if (clsName == null) innerSplit = in.readObject();
else {
// Split wrapper only used when classes available in our classpath, so Class.forName is ok
// here.
Class<Writable> cls = (Class<Writable>) Class.forName(clsName);
try {
innerSplit = U.newInstance(cls);
} catch (GridException e) {
throw new IOException(e);
}
((Writable) innerSplit).readFields(in);
}
}
